Statement Of Financial Position [Abstract]
| Concept |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-01-01 |
As at 2020-01-01 |
As at 2020-01-01 |
As at 2020-01-01 |
As at 2020-01-01 |
As at 2020-01-01 |
As at 2020-01-01 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-01-01 |
As at 2019-01-01 |
As at 2019-01-01 |
As at 2019-01-01 |
As at 2019-01-01 |
As at 2019-01-01 |
As at 2019-01-01 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | ||||||||||||||||||||||||||||
| Assets [abstract] | ||||||||||||||||||||||||||||
| Non-current assets [abstract] | ||||||||||||||||||||||||||||
| Deferred tax assets | — | — | — | — | — | — |
1,339,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — |
1,161,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — |
| Other non-current financial assets | — | — | — | — | — | — |
21,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — |
22,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — |
| Non-current assets | — | — | — | — | — | — |
13,599,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — |
13,387,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — |
| Current assets [abstract] | ||||||||||||||||||||||||||||
| Current inventories | — | — | — | — | — | — |
2,361,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — |
2,613,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — |
| Current tax assets, current | — | — | — | — | — | — |
460,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — |
273,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — |
| Other current financial assets | — | — | — | — | — | — |
119,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — |
15,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents | — | — | — | — | — | — |
1,181,000,000
DKK
|
— | — | — |
711,000,000
DKK
|
— | — | — | — | — | — |
711,000,000
DKK
|
— | — | — | — | — | — |
723,000,000
DKK
|
— | — | — |
| Current assets other than non-current assets or disposal groups classified as held for sale or as held for distribution to owners | — | — | — | — | — | — |
6,888,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — |
6,988,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — |
| Current assets | — | — | — | — | — | — |
6,911,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — |
7,050,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — |
| Assets | — | — | — | — | — | — |
20,510,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — |
20,437,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||||||||||||
| Issued capital | — | — | — | — | — | — |
570,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — |
582,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — |
| Retained earnings | — | — | — | — | — | — |
11,263,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — |
10,810,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent | — | — | — | — | — | — |
11,233,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — |
11,468,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — |
| Non-controlling interests | — | — | — | — | — | — |
11,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — |
12,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — |
| Equity |
11,263,000,000
DKK
|
11,000,000
DKK
|
127,000,000
DKK
|
11,233,000,000
DKK
|
570,000,000
DKK
|
727,000,000
DKK
|
11,244,000,000
DKK
|
582,000,000
DKK
|
19,000,000
DKK
|
10,810,000,000
DKK
|
11,480,000,000
DKK
|
12,000,000
DKK
|
57,000,000
DKK
|
11,468,000,000
DKK
|
11,468,000,000
DKK
|
12,000,000
DKK
|
57,000,000
DKK
|
11,480,000,000
DKK
|
10,810,000,000
DKK
|
19,000,000
DKK
|
582,000,000
DKK
|
26,000,000
DKK
|
594,000,000
DKK
|
10,943,000,000
DKK
|
11,438,000,000
DKK
|
13,000,000
DKK
|
11,425,000,000
DKK
|
86,000,000
DKK
|
| Liabilities [abstract] | ||||||||||||||||||||||||||||
| Non-current liabilities [abstract] | ||||||||||||||||||||||||||||
| Non-current provisions [abstract] | ||||||||||||||||||||||||||||
| Non-current provisions | — | — | — | — | — | — |
115,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — |
115,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — |
| Deferred tax liabilities | — | — | — | — | — | — |
1,204,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — |
879,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — |
| Other non-current financial liabilities | — | — | — | — | — | — |
3,254,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — |
2,775,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — |
| Non-current liabilities | — | — | — | — | — | — |
5,105,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — |
4,222,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — |
| Current liabilities [abstract] | ||||||||||||||||||||||||||||
| Current provisions [abstract] | ||||||||||||||||||||||||||||
| Current provisions | — | — | — | — | — | — |
90,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — |
128,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — |
| Current tax liabilities, current | — | — | — | — | — | — |
336,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — |
431,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — |
| Other current financial liabilities | — | — | — | — | — | — |
1,309,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — |
1,411,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — |
| Current liabilities | — | — | — | — | — | — |
4,161,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — |
4,735,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — |
| Liabilities | — | — | — | — | — | — |
9,266,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — |
8,957,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — |
| Equity and liabilities | — | — | — | — | — | — |
20,510,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — |
20,437,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — |